V-TAC VT8274 Modern Waterproof 3W LED Emergency Downlight Day White 5500K High-performance Ni-Cd batteries are made for Longevity & low maintenance. Built using polycarbonate and aluminum material. Non-maintained operation. Overcharge and discharge protection. Reliable emergency backup of 3 hours. The V-TAC VT8274 Modern Waterproof 3W LED Emergency Downlight Day 5500K is a high-performance Ni-Cd battery made for longevity and low maintenance, It has an LED indicator light and push button test switch, It has a Reliable emergency backup of 3 hours also Single or double face configuration and Efficient thermal management technology. Features: Battery Charging Current: 90mA. Battery Type: Ni-Cd 3.6V, 1800mAh. Green light indicator. 35mm Cut-out size. Body Type: PC + Aluminium. Colour for Web: White. Charging Time: 5-6 Hours. Watts: 3W. Battery Discharge Current: 300mA. IP Rating: IP20. Emergency Operation Time: >3 Hours. Unit Color: White. Color Temperature